[usb-driver] / usb-driver.c

#if defined(__GNUC__) && !defined(__STRICT_ANSI__)

#define _GNU_SOURCE 1

#if defined(RTLD_NEXT)
#define REAL_LIBC RTLD_NEXT
#else
#define REAL_LIBC ((void *) -1L)
#endif

#include <dlfcn.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <stdio.h>
#include "xilinx.h"

#define SNIFFLEN 4096
static unsigned char lastbuf[4096];

void hexdump(unsigned char *buf, int len);
void diff(unsigned char *buf1, unsigned char *buf2, int len);

void parse_wdioctlreq(unsigned char *wdioctl, unsigned int request) {
	struct header_struct* wdheader = (struct header_struct*)wdioctl;

	if (wdheader->magic != MAGIC) {
		fprintf(stderr,"!!!ERROR: Header does not match!!!\n");
		return;
	}

	fprintf(stderr, "Request: ");
	switch(request) {
		case VERSION:
			fprintf(stderr,"VERSION");
			break;
		case LICENSE:
			fprintf(stderr,"LICENSE");
			fprintf(stderr," \"%s\" (XX,XX)", ((struct license_struct*)(wdheader->data))->cLicense);
			break;
		case TRANSFER:
			fprintf(stderr,"TRANSFER");
			break;
		case USB_TRANSFER:
			fprintf(stderr,"USB_TRANSFER");
		#if 0
			{
				struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data);

				fprintf(stderr," unique: %d, pipe: %d, read: %d, options: %x, size: %d, timeout: %x\n", ut->dwUniqueID, ut->dwPipeNum, ut->fRead, ut->dwOptions, ut->dwBufferSize, ut->dwTimeout);
				memcpy(lastbuf, ut->pBuffer, ut->dwBufferSize);
				hexdump(ut->pBuffer, ut->dwBufferSize);
				fprintf(stderr,"\n");
			}
			fprintf(stderr,"\n");
#endif
			break;
		case EVENT_UNREGISTER:
			fprintf(stderr,"EVENT_UNREGISTER");
			break;
		case INT_DISABLE:
			fprintf(stderr,"INT_DISABLE");
			break;
		case INT_WAIT:
			fprintf(stderr,"INT_WAIT");
			break;
		case CARD_UNREGISTER:
			fprintf(stderr,"CARD_UNREGISTER");
			break;
		case USB_GET_DEVICE_DATA:
			fprintf(stderr,"USB_GET_DEVICE_DATA");
			break;
		case INT_ENABLE:
			fprintf(stderr,"INT_ENABLE");
			break;
		case EVENT_PULL:
			fprintf(stderr,"EVENT_PULL");
			break;
		case USB_SET_INTERFACE:
			fprintf(stderr,"USB_SET_INTERFACE");
			break;
		case EVENT_REGISTER:
			{
				struct event *e = (struct event*)(wdheader->data);
				fprintf(stderr,"%x:%x ", e->u.Usb.deviceId.dwVendorId, e->u.Usb.deviceId.dwProductId);
				fprintf(stderr,"match: %04x:%04x\n", e->matchTables[0].VendorId, e->matchTables[0].ProductId);
			}
			memcpy(lastbuf, wdheader->data, wdheader->size);
			fprintf(stderr,"EVENT_REGISTER");
			break;
		case CARD_REGISTER:
			break;
		default:
			memcpy(lastbuf, wdheader->data, wdheader->size);
			fprintf(stderr,"\n");
			hexdump(wdheader->data, wdheader->size);
			fprintf(stderr,"\n");
			fprintf(stderr,"Unknown(%x)",request);
	}

	fprintf(stderr, ", size: %d\n", wdheader->size);
}

void parse_wdioctlans(unsigned char *wdioctl, unsigned int request, int result) {
	struct header_struct* wdheader = (struct header_struct*)wdioctl;

	if (wdheader->magic != MAGIC) {
		fprintf(stderr,"!!!ERROR: Header does not match!!!\n");
		return;
	}

	fprintf(stderr, "Answer: %d ", result);
	switch(request) {
		case VERSION:
			fprintf(stderr,"\"%s\" (%d)", ((struct version_struct*)(wdheader->data))->version, ((struct version_struct*)(wdheader->data))->versionul);
			break;
		case LICENSE:
			fprintf(stderr,"\"%s\" (XX,XX)", ((struct license_struct*)(wdheader->data))->cLicense);
			break;
		case TRANSFER:
		case EVENT_UNREGISTER:
		case INT_DISABLE:
		case INT_WAIT:
		case CARD_UNREGISTER:
		case USB_GET_DEVICE_DATA:
		case INT_ENABLE:
		case EVENT_PULL:
		case USB_SET_INTERFACE:
		case CARD_REGISTER:
			break;
		case EVENT_REGISTER:
			fprintf(stderr,"\n");
			diff(lastbuf, wdheader->data, wdheader->size);
			break;
		case USB_TRANSFER:
			{
				struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data);

				fprintf(stderr,"\nTransferred: %d (%s)",ut->dwBytesTransferred, (ut->fRead?"read":"write"));
				if (ut->fRead && ut->dwBytesTransferred)
				{
					fprintf(stderr,"\nRead: ");
					hexdump(ut->pBuffer, ut->dwBytesTransferred);
				}
				#if 0
				hexdump(ut->pBuffer, ut->dwBufferSize);
				fprintf(stderr,"\n");
				diff(lastbuf, ut->pBuffer, ut->dwBufferSize);
				#endif
			}
			break;
		default:
			fprintf(stderr,"\n");
			hexdump(wdheader->data, wdheader->size);
			fprintf(stderr,"\n");
			diff(lastbuf, wdheader->data, wdheader->size);
			break;
	}
	fprintf(stderr, "\n", wdheader->size);
}

int do_wdioctl(unsigned int request, unsigned char *wdioctl) {
	struct header_struct* wdheader = (struct header_struct*)wdioctl;
	struct version_struct *version;

	if (wdheader->magic != MAGIC) {
		fprintf(stderr,"!!!ERROR: Header does not match!!!\n");
		return;
	}

	switch(request) {
		case VERSION:
			version = (struct version_struct*)(wdheader->data);
			strcpy(version->version, "WinDriver no more");
			version->versionul = 999;
			fprintf(stderr,"faking VERSION\n");
			break;
		case CARD_REGISTER:
			{
				struct card_register* cr = (struct card_register*)(wdheader->data);
				/* Todo: LPT-Port already in use */
			}
			fprintf(stderr,"faking CARD_REGISTER\n");
			break;
		case USB_TRANSFER:
			fprintf(stderr,"in USB_TRANSFER");
			{
				struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data);

				fprintf(stderr," unique: %d, pipe: %d, read: %d, options: %x, size: %d, timeout: %x\n", ut->dwUniqueID, ut->dwPipeNum, ut->fRead, ut->dwOptions, ut->dwBufferSize, ut->dwTimeout);
				fprintf(stderr,"setup packet: ");
				hexdump(ut->SetupPacket, 8);
				if (!ut->fRead && ut->dwBufferSize)
				{
					hexdump(ut->pBuffer, ut->dwBufferSize);
					fprintf(stderr,"\n");
				}
			}
		case LICENSE:
		case TRANSFER:
		case EVENT_UNREGISTER:
		case INT_DISABLE:
		case INT_WAIT:
		case CARD_UNREGISTER:
		case USB_GET_DEVICE_DATA:
		case INT_ENABLE:
		case EVENT_PULL:
		case USB_SET_INTERFACE:
		case EVENT_REGISTER:
		default:
			return -1;
	}

	return 0;
}


typedef int (*open_funcptr_t) (const char *, int, mode_t);

static windrvrfd = 0;
static void* mmapped = NULL;
static size_t mmapplen = 0;

int open (const char *pathname, int flags, ...)
{
	static open_funcptr_t func = NULL;
	mode_t mode = 0;
	va_list args;
	int fd;

	if (!func)
		func = (open_funcptr_t) dlsym (REAL_LIBC, "open");

	if (flags & O_CREAT) {
		va_start(args, flags);
		mode = va_arg(args, mode_t);
		va_end(args);
	}

	fd = (*func) (pathname, flags, mode);

	if (!strcmp (pathname, "/dev/windrvr6")) {
		fprintf(stderr,"opening windrvr6\n");
		windrvrfd = fd;
	}

	return fd;
}

void diff(unsigned char *buf1, unsigned char *buf2, int len) {
	int i;

	for(i=0; i<len; i++) {
		if (buf1[i] != buf2[i]) {
			fprintf(stderr,"Diff at %d: %02x(%c)->%02x(%c)\n", i, buf1[i], ((buf1[i] >= 31 && buf1[i] <= 126)?buf1[i]:'.'), buf2[i], ((buf2[i] >= 31 && buf2[i] <= 126)?buf2[i]:'.'));
		}
	}
}

void hexdump(unsigned char *buf, int len) {
	int i;

	for(i=0; i<len; i++) {
		fprintf(stderr,"%02x ", buf[i]);
		if ((i % 16) == 15)
			fprintf(stderr,"\n");
	}
}

int ioctl(int fd, int request, ...)
{
	static int (*func) (int, int, void *) = NULL;
	va_list args;
	void *argp;
	int ret;

	if (!func)                                                                    
		func = (int (*) (int, int, void *)) dlsym (REAL_LIBC, "ioctl");             

	va_start (args, request);
	argp = va_arg (args, void *);
	va_end (args);

	if (fd == windrvrfd) {
		parse_wdioctlreq(argp, request);

		if ((ret = do_wdioctl(request, argp)))
			ret = (*func) (fd, request, argp);
	} else {
		ret = (*func) (fd, request, argp);
	}

	if (fd == windrvrfd) {
		parse_wdioctlans(argp, request, ret);
	}
	return ret;
}

#if 0
void *mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset)
{
	static void* (*func) (void *, size_t, int, int, int, off_t) = NULL;
	void *ret;

	if (!func)
		func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap");

	ret = (*func) (start, length, prot, flags, fd, offset);
	fprintf(stderr,"MMAP: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret);
	mmapped = ret;
	mmapplen = length;

	return ret;
}

void *mmap64(void *start, size_t length, int prot, int flags, int fd, off64_t offset)
{
	static void* (*func) (void *, size_t, int, int, int, off64_t) = NULL;
	void *ret;

	if (!func)
		func = (void* (*) (void *, size_t, int, int, int, off64_t)) dlsym (REAL_LIBC, "mmap64");

	ret = (*func) (start, length, prot, flags, fd, offset);
	fprintf(stderr,"MMAP64: %x, %d, %d, %d, %d, %lld -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret);
	mmapped = ret;
	mmapplen = length;

	return ret;
}

void *mmap2(void *start, size_t length, int prot, int flags, int fd, off_t pgoffset)
{
	static void* (*func) (void *, size_t, int, int, int, off_t) = NULL;
	void *ret;

	if (!func)
		func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap2");

	ret = (*func) (start, length, prot, flags, fd, pgoffset);
	fprintf(stderr,"MMAP2: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, pgoffset, (unsigned int)ret);
	mmapped = ret;
	mmapplen = length;

	return ret;
}

void *malloc(size_t size)
{
	static void* (*func) (size_t) = NULL;
	void *ret;

	if (!func)
		func = (void* (*) (size_t)) dlsym(REAL_LIBC, "malloc");
	
	ret = (*func) (size);
	
	//fprintf(stderr,"MALLOC: %d -> %x\n", size, (unsigned int) ret);

	return ret;
}
#endif


#endif
Commit	Line	Data
cdc711dc	1	#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
	2
	3	#define _GNU_SOURCE 1
	4
	5	#if defined(RTLD_NEXT)
	6	#define REAL_LIBC RTLD_NEXT
	7	#else
	8	#define REAL_LIBC ((void *) -1L)
	9	#endif
	10
	11	#include <dlfcn.h>
	12	#include <stdarg.h>
	13	#include <stdlib.h>
	14	#include <string.h>
	15	#include <unistd.h>
	16	#include <fcntl.h>
	17	#include <sys/types.h>
	18	#include <sys/stat.h>
	19	#include <sys/time.h>
	20	#include <stdio.h>
da3ba95a	21	#include "xilinx.h"
cdc711dc	22
cdc711dc	23	#define SNIFFLEN 4096
da3ba95a	24	static unsigned char lastbuf[4096];
cdc711dc	25
cdc711dc	26	void hexdump(unsigned char *buf, int len);
da3ba95a	27	void diff(unsigned char buf1, unsigned char buf2, int len);
cdc711dc	28
	29	void parse_wdioctlreq(unsigned char *wdioctl, unsigned int request) {
	30	struct header_struct* wdheader = (struct header_struct*)wdioctl;
	31
da3ba95a	32	if (wdheader->magic != MAGIC) {
cdc711dc	33	fprintf(stderr,"!!!ERROR: Header does not match!!!\n");
	34	return;
	35	}
	36
	37	fprintf(stderr, "Request: ");
	38	switch(request) {
da3ba95a	39	case VERSION:
	40	fprintf(stderr,"VERSION");
	41	break;
	42	case LICENSE:
	43	fprintf(stderr,"LICENSE");
	44	fprintf(stderr," \"%s\" (XX,XX)", ((struct license_struct*)(wdheader->data))->cLicense);
cdc711dc	45	break;
da3ba95a	46	case TRANSFER:
	47	fprintf(stderr,"TRANSFER");
	48	break;
	49	case USB_TRANSFER:
	50	fprintf(stderr,"USB_TRANSFER");
	51	#if 0
	52	{
	53	struct usb_transfer ut = (struct usb_transfer)(wdheader->data);
	54
	55	fprintf(stderr," unique: %d, pipe: %d, read: %d, options: %x, size: %d, timeout: %x\n", ut->dwUniqueID, ut->dwPipeNum, ut->fRead, ut->dwOptions, ut->dwBufferSize, ut->dwTimeout);
	56	memcpy(lastbuf, ut->pBuffer, ut->dwBufferSize);
	57	hexdump(ut->pBuffer, ut->dwBufferSize);
	58	fprintf(stderr,"\n");
	59	}
	60	fprintf(stderr,"\n");
	61	#endif
cdc711dc	62	break;
da3ba95a	63	case EVENT_UNREGISTER:
da3ba95a	64	fprintf(stderr,"EVENT_UNREGISTER");
cdc711dc	65	break;
da3ba95a	66	case INT_DISABLE:
da3ba95a	67	fprintf(stderr,"INT_DISABLE");
cdc711dc	68	break;
da3ba95a	69	case INT_WAIT:
da3ba95a	70	fprintf(stderr,"INT_WAIT");
cdc711dc	71	break;
da3ba95a	72	case CARD_UNREGISTER:
da3ba95a	73	fprintf(stderr,"CARD_UNREGISTER");
cdc711dc	74	break;
da3ba95a	75	case USB_GET_DEVICE_DATA:
da3ba95a	76	fprintf(stderr,"USB_GET_DEVICE_DATA");
cdc711dc	77	break;
da3ba95a	78	case INT_ENABLE:
da3ba95a	79	fprintf(stderr,"INT_ENABLE");
cdc711dc	80	break;
da3ba95a	81	case EVENT_PULL:
da3ba95a	82	fprintf(stderr,"EVENT_PULL");
cdc711dc	83	break;
da3ba95a	84	case USB_SET_INTERFACE:
da3ba95a	85	fprintf(stderr,"USB_SET_INTERFACE");
cdc711dc	86	break;
da3ba95a	87	case EVENT_REGISTER:
	88	{
	89	struct event e = (struct event)(wdheader->data);
	90	fprintf(stderr,"%x:%x ", e->u.Usb.deviceId.dwVendorId, e->u.Usb.deviceId.dwProductId);
	91	fprintf(stderr,"match: %04x:%04x\n", e->matchTables[0].VendorId, e->matchTables[0].ProductId);
	92	}
	93	memcpy(lastbuf, wdheader->data, wdheader->size);
	94	fprintf(stderr,"EVENT_REGISTER");
cdc711dc	95	break;
da3ba95a	96	case CARD_REGISTER:
cdc711dc	97	break;
cdc711dc	98	default:
da3ba95a	99	memcpy(lastbuf, wdheader->data, wdheader->size);
	100	fprintf(stderr,"\n");
	101	hexdump(wdheader->data, wdheader->size);
	102	fprintf(stderr,"\n");
cdc711dc	103	fprintf(stderr,"Unknown(%x)",request);
	104	}
	105
da3ba95a	106	fprintf(stderr, ", size: %d\n", wdheader->size);
cdc711dc	107	}
	108
	109	void parse_wdioctlans(unsigned char *wdioctl, unsigned int request, int result) {
	110	struct header_struct* wdheader = (struct header_struct*)wdioctl;
	111
da3ba95a	112	if (wdheader->magic != MAGIC) {
cdc711dc	113	fprintf(stderr,"!!!ERROR: Header does not match!!!\n");
	114	return;
	115	}
	116
	117	fprintf(stderr, "Answer: %d ", result);
	118	switch(request) {
da3ba95a	119	case VERSION:
cdc711dc	120	fprintf(stderr,"\"%s\" (%d)", ((struct version_struct)(wdheader->data))->version, ((struct version_struct)(wdheader->data))->versionul);
cdc711dc	121	break;
da3ba95a	122	case LICENSE:
cdc711dc	123	fprintf(stderr,"\"%s\" (XX,XX)", ((struct license_struct*)(wdheader->data))->cLicense);
cdc711dc	124	break;
da3ba95a	125	case TRANSFER:
	126	case EVENT_UNREGISTER:
	127	case INT_DISABLE:
	128	case INT_WAIT:
	129	case CARD_UNREGISTER:
	130	case USB_GET_DEVICE_DATA:
	131	case INT_ENABLE:
	132	case EVENT_PULL:
	133	case USB_SET_INTERFACE:
	134	case CARD_REGISTER:
	135	break;
	136	case EVENT_REGISTER:
	137	fprintf(stderr,"\n");
	138	diff(lastbuf, wdheader->data, wdheader->size);
	139	break;
	140	case USB_TRANSFER:
da3ba95a	141	{
	142	struct usb_transfer ut = (struct usb_transfer)(wdheader->data);
	143
cb326f4c	144	fprintf(stderr,"\nTransferred: %d (%s)",ut->dwBytesTransferred, (ut->fRead?"read":"write"));
	145	if (ut->fRead && ut->dwBytesTransferred)
	146	{
	147	fprintf(stderr,"\nRead: ");
	148	hexdump(ut->pBuffer, ut->dwBytesTransferred);
	149	}
	150	#if 0
da3ba95a	151	hexdump(ut->pBuffer, ut->dwBufferSize);
	152	fprintf(stderr,"\n");
	153	diff(lastbuf, ut->pBuffer, ut->dwBufferSize);
cb326f4c	154	#endif
da3ba95a	155	}
da3ba95a	156	break;
cdc711dc	157	default:
da3ba95a	158	fprintf(stderr,"\n");
	159	hexdump(wdheader->data, wdheader->size);
	160	fprintf(stderr,"\n");
	161	diff(lastbuf, wdheader->data, wdheader->size);
	162	break;
	163	}
cb326f4c	164	fprintf(stderr, "\n", wdheader->size);
da3ba95a	165	}
	166
	167	int do_wdioctl(unsigned int request, unsigned char *wdioctl) {
	168	struct header_struct* wdheader = (struct header_struct*)wdioctl;
	169	struct version_struct *version;
	170
	171	if (wdheader->magic != MAGIC) {
	172	fprintf(stderr,"!!!ERROR: Header does not match!!!\n");
	173	return;
	174	}
	175
	176	switch(request) {
	177	case VERSION:
	178	version = (struct version_struct*)(wdheader->data);
	179	strcpy(version->version, "WinDriver no more");
	180	version->versionul = 999;
	181	fprintf(stderr,"faking VERSION\n");
	182	break;
	183	case CARD_REGISTER:
	184	{
	185	struct card_register* cr = (struct card_register*)(wdheader->data);
	186	/* Todo: LPT-Port already in use */
	187	}
	188	fprintf(stderr,"faking CARD_REGISTER\n");
cdc711dc	189	break;
da3ba95a	190	case USB_TRANSFER:
	191	fprintf(stderr,"in USB_TRANSFER");
	192	{
	193	struct usb_transfer ut = (struct usb_transfer)(wdheader->data);
	194
	195	fprintf(stderr," unique: %d, pipe: %d, read: %d, options: %x, size: %d, timeout: %x\n", ut->dwUniqueID, ut->dwPipeNum, ut->fRead, ut->dwOptions, ut->dwBufferSize, ut->dwTimeout);
	196	fprintf(stderr,"setup packet: ");
	197	hexdump(ut->SetupPacket, 8);
	198	if (!ut->fRead && ut->dwBufferSize)
	199	{
	200	hexdump(ut->pBuffer, ut->dwBufferSize);
	201	fprintf(stderr,"\n");
	202	}
	203	}
	204	case LICENSE:
	205	case TRANSFER:
	206	case EVENT_UNREGISTER:
	207	case INT_DISABLE:
	208	case INT_WAIT:
	209	case CARD_UNREGISTER:
	210	case USB_GET_DEVICE_DATA:
	211	case INT_ENABLE:
	212	case EVENT_PULL:
	213	case USB_SET_INTERFACE:
	214	case EVENT_REGISTER:
	215	default:
	216	return -1;
cdc711dc	217	}
da3ba95a	218
da3ba95a	219	return 0;
cdc711dc	220	}
	221
	222
	223	typedef int (open_funcptr_t) (const char , int, mode_t);
	224
	225	static windrvrfd = 0;
	226	static void* mmapped = NULL;
	227	static size_t mmapplen = 0;
	228
	229	int open (const char *pathname, int flags, ...)
	230	{
	231	static open_funcptr_t func = NULL;
	232	mode_t mode = 0;
	233	va_list args;
	234	int fd;
	235
	236	if (!func)
	237	func = (open_funcptr_t) dlsym (REAL_LIBC, "open");
	238
	239	if (flags & O_CREAT) {
	240	va_start(args, flags);
	241	mode = va_arg(args, mode_t);
	242	va_end(args);
	243	}
	244
	245	fd = (*func) (pathname, flags, mode);
	246
	247	if (!strcmp (pathname, "/dev/windrvr6")) {
	248	fprintf(stderr,"opening windrvr6\n");
	249	windrvrfd = fd;
	250	}
	251
	252	return fd;
	253	}
	254
	255	void diff(unsigned char buf1, unsigned char buf2, int len) {
	256	int i;
	257
	258	for(i=0; i<len; i++) {
	259	if (buf1[i] != buf2[i]) {
	260	fprintf(stderr,"Diff at %d: %02x(%c)->%02x(%c)\n", i, buf1[i], ((buf1[i] >= 31 && buf1[i] <= 126)?buf1[i]:'.'), buf2[i], ((buf2[i] >= 31 && buf2[i] <= 126)?buf2[i]:'.'));
	261	}
	262	}
	263	}
	264
	265	void hexdump(unsigned char *buf, int len) {
	266	int i;
	267
	268	for(i=0; i<len; i++) {
	269	fprintf(stderr,"%02x ", buf[i]);
	270	if ((i % 16) == 15)
	271	fprintf(stderr,"\n");
	272	}
	273	}
	274
	275	int ioctl(int fd, int request, ...)
	276	{
	277	static int (func) (int, int, void ) = NULL;
	278	va_list args;
	279	void *argp;
cdc711dc	280	int ret;
	281
	282	if (!func)
	283	func = (int () (int, int, void )) dlsym (REAL_LIBC, "ioctl");
	284
	285	va_start (args, request);
	286	argp = va_arg (args, void *);
	287	va_end (args);
	288
	289	if (fd == windrvrfd) {
cdc711dc	290	parse_wdioctlreq(argp, request);
cdc711dc	291
da3ba95a	292	if ((ret = do_wdioctl(request, argp)))
	293	ret = (*func) (fd, request, argp);
	294	} else {
	295	ret = (*func) (fd, request, argp);
	296	}
cdc711dc	297
	298	if (fd == windrvrfd) {
	299	parse_wdioctlans(argp, request, ret);
	300	}
	301	return ret;
	302	}
	303
da3ba95a	304	#if 0
cdc711dc	305	void mmap(void start, size_t length, int prot, int flags, int fd, off_t offset)
	306	{
	307	static void* (func) (void , size_t, int, int, int, off_t) = NULL;
	308	void *ret;
	309
	310	if (!func)
	311	func = (void* () (void , size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap");
	312
	313	ret = (*func) (start, length, prot, flags, fd, offset);
	314	fprintf(stderr,"MMAP: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret);
	315	mmapped = ret;
	316	mmapplen = length;
	317
	318	return ret;
	319	}
	320
	321	void mmap64(void start, size_t length, int prot, int flags, int fd, off64_t offset)
	322	{
	323	static void* (func) (void , size_t, int, int, int, off64_t) = NULL;
	324	void *ret;
	325
	326	if (!func)
	327	func = (void* () (void , size_t, int, int, int, off64_t)) dlsym (REAL_LIBC, "mmap64");
	328
	329	ret = (*func) (start, length, prot, flags, fd, offset);
	330	fprintf(stderr,"MMAP64: %x, %d, %d, %d, %d, %lld -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret);
	331	mmapped = ret;
	332	mmapplen = length;
	333
	334	return ret;
	335	}
	336
	337	void mmap2(void start, size_t length, int prot, int flags, int fd, off_t pgoffset)
	338	{
	339	static void* (func) (void , size_t, int, int, int, off_t) = NULL;
	340	void *ret;
	341
	342	if (!func)
	343	func = (void* () (void , size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap2");
	344
	345	ret = (*func) (start, length, prot, flags, fd, pgoffset);
	346	fprintf(stderr,"MMAP2: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, pgoffset, (unsigned int)ret);
	347	mmapped = ret;
	348	mmapplen = length;
	349
	350	return ret;
	351	}
	352
	353	void *malloc(size_t size)
	354	{
	355	static void* (*func) (size_t) = NULL;
	356	void *ret;
	357
	358	if (!func)
	359	func = (void* (*) (size_t)) dlsym(REAL_LIBC, "malloc");
	360
	361	ret = (*func) (size);
	362
	363	//fprintf(stderr,"MALLOC: %d -> %x\n", size, (unsigned int) ret);
	364
	365	return ret;
	366	}
da3ba95a	367	#endif
cdc711dc	368
	369
	370	#endif